2402009990 has 16 divisors (see below), whose sum is σ = 4328976960. Its totient is φ = 959613120.

The previous prime is 2402009959. The next prime is 2402010007. The reversal of 2402009990 is 999002042.

2402009990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2402009990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140366 + ... + 156545.

It is an arithmetic number, because the mean of its divisors is an integer number (270561060).

Almost surely, 2^2402009990 is an apocalyptic number.

2402009990 is a deficient number, since it is larger than the sum of its proper divisors (1926966970).

2402009990 is a wasteful number, since it uses less digits than its factorization.

2402009990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297727.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 2402009990 is about 49010.3049368192. The cubic root of 2402009990 is about 1339.2395607416.

The spelling of 2402009990 in words is "two billion, four hundred two million, nine thousand, nine hundred ninety".